EP3876003A4 - Réseau de fibres de type à inclinaison - Google Patents
Réseau de fibres de type à inclinaison Download PDFInfo
- Publication number
- EP3876003A4 EP3876003A4 EP19880321.5A EP19880321A EP3876003A4 EP 3876003 A4 EP3876003 A4 EP 3876003A4 EP 19880321 A EP19880321 A EP 19880321A EP 3876003 A4 EP3876003 A4 EP 3876003A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- slant
- fiber grating
- type fiber
- type
- grating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000835 fiber Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
- G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02114—Refractive index modulation gratings, e.g. Bragg gratings characterised by enhanced photosensitivity characteristics of the fibre, e.g. hydrogen loading, heat treatment
- G02B6/02119—Photosensitivity profiles determining the grating structure, e.g. radial or longitudinal
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
- G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
- G02B6/021—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the core or cladding or coating, e.g. materials, radial refractive index profiles, cladding shape
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02142—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating based on illuminating or irradiating an amplitude mask, i.e. a mask having a repetitive intensity modulating pattern
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018202609 | 2018-10-29 | ||
PCT/JP2019/040531 WO2020090450A1 (fr) | 2018-10-29 | 2019-10-15 | Réseau de fibres de type à inclinaison |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3876003A1 EP3876003A1 (fr) | 2021-09-08 |
EP3876003A4 true EP3876003A4 (fr) | 2021-12-22 |
Family
ID=70462350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19880321.5A Pending EP3876003A4 (fr) | 2018-10-29 | 2019-10-15 | Réseau de fibres de type à inclinaison |
Country Status (6)
Country | Link |
---|---|
US (1) | US11448821B2 (fr) |
EP (1) | EP3876003A4 (fr) |
JP (1) | JP7347441B2 (fr) |
CN (1) | CN112840255B (fr) |
AU (1) | AU2019372515A1 (fr) |
WO (1) | WO2020090450A1 (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732170A (en) * | 1995-10-23 | 1998-03-24 | Fujikura, Ltd. | Optical fiber filter |
US6104852A (en) * | 1996-01-18 | 2000-08-15 | British Telecommunications Public Limited Company | Optical waveguide with photosensitive refractive index cladding |
WO2017073670A1 (fr) * | 2015-10-27 | 2017-05-04 | 住友電気工業株式会社 | Fibre optique, et réseau à fibre incliné (sfg) incluant cette fibre optique |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3612780B2 (ja) * | 1995-04-14 | 2005-01-19 | 住友電気工業株式会社 | 光フィルタ |
US6005999A (en) | 1997-11-21 | 1999-12-21 | 3M Innovative Properties Company | Waveguide narrowband rejection filter |
TW521165B (en) * | 2000-09-15 | 2003-02-21 | Ind Tech Res Inst | Method to reduce the transmission FWHM of slant type fiber grating |
DE60107666T2 (de) | 2001-06-11 | 2005-10-06 | Avanex Corp., Fremont | Ein optischer Wellenleiter und Herstellungsverfahren für eine asymmetrische optische Filtervorrichtung |
JP3754634B2 (ja) | 2001-06-27 | 2006-03-15 | 独立行政法人科学技術振興機構 | 光ファイバーグレーティングの作製方法及び作製装置、光ファイバーグレーティング |
CA2396650C (fr) * | 2001-08-31 | 2010-05-04 | Fujikura Ltd. | Composant optique de type a fibre |
JP4304416B2 (ja) * | 2001-09-05 | 2009-07-29 | 住友電気工業株式会社 | 光ファイバフィルタおよびその製造方法 |
JP2003202434A (ja) * | 2001-10-22 | 2003-07-18 | Fujikura Ltd | 光ファイバグレーティングの製造方法及び光ファイバグレーティング |
EP1500959A4 (fr) * | 2002-04-30 | 2005-09-07 | Sumitomo Electric Industries | Fibre optique et filtre de reseau de fibres comportant une telle fibre |
TW200404172A (en) * | 2002-08-22 | 2004-03-16 | Showa Electric Wire & Cable Co | Pseudo slant fiber Bragg grating, multiple series fiber Bragg grating, optical fiber type coupler and optical connector |
JP2004170476A (ja) * | 2002-11-18 | 2004-06-17 | Showa Electric Wire & Cable Co Ltd | ファイバ・ブラッグ・グレーティングの形成方法 |
US20160109650A1 (en) | 2014-10-16 | 2016-04-21 | Sumitomo Electric Industries, Ltd. | Optical fiber for fiber bragg grating |
JP2016081032A (ja) * | 2014-10-16 | 2016-05-16 | 住友電気工業株式会社 | 光ファイバ |
JP2018202609A (ja) | 2015-10-26 | 2018-12-27 | 綜研化学株式会社 | 撥水性部材及びその製造方法 |
-
2019
- 2019-10-15 WO PCT/JP2019/040531 patent/WO2020090450A1/fr unknown
- 2019-10-15 CN CN201980068039.8A patent/CN112840255B/zh active Active
- 2019-10-15 JP JP2020553751A patent/JP7347441B2/ja active Active
- 2019-10-15 AU AU2019372515A patent/AU2019372515A1/en active Pending
- 2019-10-15 EP EP19880321.5A patent/EP3876003A4/fr active Pending
-
2021
- 2021-04-06 US US17/223,424 patent/US11448821B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732170A (en) * | 1995-10-23 | 1998-03-24 | Fujikura, Ltd. | Optical fiber filter |
US6104852A (en) * | 1996-01-18 | 2000-08-15 | British Telecommunications Public Limited Company | Optical waveguide with photosensitive refractive index cladding |
WO2017073670A1 (fr) * | 2015-10-27 | 2017-05-04 | 住友電気工業株式会社 | Fibre optique, et réseau à fibre incliné (sfg) incluant cette fibre optique |
Also Published As
Publication number | Publication date |
---|---|
CN112840255B (zh) | 2022-11-25 |
US11448821B2 (en) | 2022-09-20 |
EP3876003A1 (fr) | 2021-09-08 |
JPWO2020090450A1 (ja) | 2021-09-16 |
AU2019372515A1 (en) | 2021-05-06 |
JP7347441B2 (ja) | 2023-09-20 |
CN112840255A (zh) | 2021-05-25 |
US20210223468A1 (en) | 2021-07-22 |
WO2020090450A1 (fr) | 2020-05-07 |
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Legal Events
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STAA | Information on the status of an ep patent application or granted ep patent |
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17P | Request for examination filed |
Effective date: 20210413 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20211124 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G02B 6/036 20060101ALI20211118BHEP Ipc: G02B 6/02 20060101AFI20211118BHEP |
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DAX | Request for extension of the european patent (deleted) | ||
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